﻿#region Copyright (c) 2003 - 2008, Andreas Mueller
/////////////////////////////////////////////////////////////////////////////////////////
// 
// Copyright (c) 2003 - 2008, Andreas Mueller.
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// which accompanies this distribution, and is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// Contributors:
//    Andreas Mueller - initial API and implementation
//
// 
// This software is derived from software bearing the following
// restrictions:
// 
// Copyright (c) 1994
// Hewlett-Packard Company
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Hewlett-Packard Company makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// Copyright (c) 1996,1997
// Silicon Graphics Computer Systems, Inc.
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Silicon Graphics makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// (C) Copyright Nicolai M. Josuttis 1999.
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
// 
/////////////////////////////////////////////////////////////////////////////////////////
#endregion

using NUnit.Framework;
using System.Collections.Generic;
using NStl.NUnit.Support;
using NUnit.Framework.SyntaxHelpers;
using System.Collections;
using NStl.SyntaxHelper;

namespace NStl.NUnit.SyntaxHelperFixture
{
    [TestFixture]
    public class ProjectFixture
    {
        [Test]
        public void Project1st()
        {
            TestCloneable orig = new TestCloneable(42);
            
            IUnaryFunction<KeyValuePair<TestCloneable, int>, TestCloneable> proj1st =
                Project.FirstOfKeyValuePair<TestCloneable, int>();

            TestCloneable clone = proj1st.Execute(new KeyValuePair<TestCloneable, int>(orig, 4));

            Assert.That(clone, Is.Not.SameAs(orig));
            Assert.That(clone.Value, Is.EqualTo(orig.Value));
        }
        [Test]
        public void Project1stDictEntry()
        {
            TestCloneable orig = new TestCloneable(42);

            IUnaryFunction<DictionaryEntry, TestCloneable> proj1st =
                Project.FirstOfDictionaryEntry<TestCloneable>();

            TestCloneable clone = proj1st.Execute(new DictionaryEntry(orig, 4));

            Assert.That(clone, Is.Not.SameAs(orig));
            Assert.That(clone.Value, Is.EqualTo(orig.Value));
        }
        [Test]
        public void Project2nd()
        {
            TestCloneable orig = new TestCloneable(42);

            IUnaryFunction<KeyValuePair<int, TestCloneable>, TestCloneable> proj2nd =
                Project.SecondOfKeyValuePair<int, TestCloneable>();

            TestCloneable clone = proj2nd.Execute(new KeyValuePair<int, TestCloneable>(4, orig));

            Assert.That(clone, Is.Not.SameAs(orig));
            Assert.That(clone.Value, Is.EqualTo(orig.Value));
        }
        [Test]
        public void Project2ndDictEntry()
        {
            TestCloneable orig = new TestCloneable(42);

            IUnaryFunction<DictionaryEntry, TestCloneable> proj2nd =
                Project.SecondOfDictionaryEntry<TestCloneable>();

            TestCloneable clone = proj2nd.Execute(new DictionaryEntry(4, orig));

            Assert.That(clone, Is.Not.SameAs(orig));
            Assert.That(clone.Value, Is.EqualTo(orig.Value));
        }
        [Test]
        public void ProjectIdentity()
        {
            IUnaryFunction<TestCloneable, TestCloneable> identity = Project.Identity<TestCloneable>();
            TestCloneable orig = new TestCloneable(42);

            Assert.That(identity.Execute(orig), Is.SameAs(orig));
        }
    }
}
